Invitation to biology /
Curtis, Helena.
Invitation to biology / Helena Curtis ; [illustrator, Shirley Baty]. - 2d ed. - New York : Worth Publishers, 1977. - xxi, 646 p. : ill. (some col.) ; 29 cm.
Includes bibliographies and index.
087901072X
76050677
Biology.
QH 308 .2 .C87 1977 / .C87 1977
574
Invitation to biology / Helena Curtis ; [illustrator, Shirley Baty]. - 2d ed. - New York : Worth Publishers, 1977. - xxi, 646 p. : ill. (some col.) ; 29 cm.
Includes bibliographies and index.
087901072X
76050677
Biology.
QH 308 .2 .C87 1977 / .C87 1977
574